[1] Obiorah attended Obafemi Awolowo University, Ife (1981–1985) where he obtained a Bachelor of Law degree.
After taking his seat in the Senate in June 2007, he was appointed to committees on National Identity Card & Population, Judiciary, Human Rights & Legal Matters and Housing and Urban Development (chairman).
[1] In a mid-term evaluation of Senators in May 2009, ThisDay noted that Obiorah had sponsored bills on the Gully Erosion Control and Prevention Commission, Mortgage Processing, National Housing and Land Titles and Perfection.
[2] Obiorah was involved in a well-publicized case in which Folio Communications, new owners of the Daily Times, alleged that he had issued dud checks as an agent for purchasers of property that Folio was selling.
During the trial it was found that Folio has been "economical with the truth" and Obiorah was cleared and awarded damages.